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Purple sea urchin
Summary
Purple sea urchin
can refer to one of several species of
sea urchin
:
Arbacia punctulata
, a species of sea urchin from the family Arbaciidae commonly known as the Atlantic purple sea urchin
Paracentrotus lividus
, a species of sea urchin in the family Parechinidae commonly known as the purple sea urchin
Strongylocentrotus purpuratus
, a species of sea urchin in the family Strongylocentrotidae commonly known as the purple sea urchin